Home / 7,074.08-10,612.65-2,144.10

Finding the Fourth Proportional to 7,074.08, 10,612.65 and 2,144.10

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Solution

The fourth proportional to 7,074.08, 10,612.65 and 2,144.10 is: 3,216.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.08 : 10,612.65 = 2,144.10 : x
  2. Step 2: Convert to fraction form
    7,074.08/10,612.65 = 2,144.10/x
  3. Step 3: Cross multiply
    7,074.08x = 10,612.65 × 2,144.10
  4. Step 4: Simplify right side
    7,074.08x = 22,754,571.01
  5. Step 5: Solve for x
    x = 22,754,571.01/7,074.08
  6. Step 6: Final answer
    x = 3,216.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.